SMTL ID : 1alk.1

REACTION MECHANISM OF ALKALINE PHOSPHATASE BASED ON CRYSTAL STRUCTURES. TWO METAL ION CATALYSIS

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

4 x ZN: ZINC ION(Non-covalent)

ZN.1: 6 residues within 4Å: Chain A: D.327, H.331, H.372, H.412 Ligands: ZN.2, PO4.4 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.327, A:D.327, A:H.331, A:H.412 ZN.2: 7 residues within 4Å: Chain A: D.51, S.102, D.327, D.369, H.370 Ligands: ZN.1, PO4.4 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.51, A:D.51, A:S.102, A:D.369, A:H.370 ZN.5: 4 residues within 4Å: Chain B: D.327, H.331, H.412 Ligands: PO4.8 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.327, B:D.327, B:H.331, B:H.412 ZN.6: 6 residues within 4Å: Chain B: D.51, S.102, D.327, D.369, H.370 Ligands: PO4.8 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.51, B:D.51, B:S.102, B:D.369, B:H.370

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 3 residues within 4Å: Chain A: D.51, T.155, E.322 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.51, A:T.155, A:E.322, H2O.2, H2O.3 MG.7: 4 residues within 4Å: Chain B: D.51, D.153, T.155, E.322 6 PLIP interactions: 3 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.51, B:T.155, B:E.322, H2O.4, H2O.5, H2O.6

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.4: 11 residues within 4Å: Chain A: D.51, D.101, S.102, R.166, D.327, H.331, D.369, H.370, H.412 Ligands: ZN.1, ZN.2 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.102 Salt bridges: A:R.166, A:H.370, A:H.412 PO4.8: 11 residues within 4Å: Chain B: D.51, D.101, S.102, R.166, D.327, H.331, D.369, H.370, H.412 Ligands: ZN.5, ZN.6 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:S.102, B:S.102 Salt bridges: B:R.166, B:H.370, B:H.412

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kim, E.E. et al., Reaction mechanism of alkaline phosphatase based on crystal structures. Two-metal ion catalysis. J.Mol.Biol. (1991)

Release Date

1994-01-31

Peptides

ALKALINE PHOSPHATASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

ALKALINE PHOSPHATASE